they are from Amazon.com they sell them cheaper then in stores i think
this is the wrap for the headers
Amazon.com: Thermo Tec 11002 Exhaust Insulating Wrap: Automotive
this one is for the coat spray can
Amazon.com: Thermo-Tec 12001: Exhaust Wrap Coating, High-Temperature, Black, 11 oz. Spray Can, Each: Home Improvement
these ones are the ones i got because you have a 7mgte engine i gave you that suprasport website
both are for up to 2000F